Home / 54,490.43-75,195.02-30,291.28

Finding the Fourth Proportional to 54,490.43, 75,195.02 and 30,291.28

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Solution

The fourth proportional to 54,490.43, 75,195.02 and 30,291.28 is: 41,800.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,490.43 : 75,195.02 = 30,291.28 : x
  2. Step 2: Convert to fraction form
    54,490.43/75,195.02 = 30,291.28/x
  3. Step 3: Cross multiply
    54,490.43x = 75,195.02 × 30,291.28
  4. Step 4: Simplify right side
    54,490.43x = 2,277,752,877.99
  5. Step 5: Solve for x
    x = 2,277,752,877.99/54,490.43
  6. Step 6: Final answer
    x = 41,800.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.